One generation passeth away, and another generation cometh: but the earth abideth for ever. The sun also ariseth, and the sun goeth down, and hasteth to his place where he arose.
Define alone. The sun is part of a huge galaxy consisting of >>100 billion stars. There are 8 known planets orbiting around. Some dwarf planets and countless asteroids. Not very alone…
Well, the sun is not a binary star or part of a multi-star system.
Metaphorical interpretation of “shining” ←→ star emitting electromagnetic radiation:
The sun does not have a choice; not a sign of happiness – laws of physics and such.